#include<stdio.h>

int main(){
    int day = 0;
    scanf("%d",&day);
    switch (day)
    {
    case 1:
        printf("星期一\n");break;
    case 2:
        printf("星期二\n");break;
    case 3:
        printf("星期三\n");break;
    case 4:
        printf("星期四\n");break;
    case 5:
        printf("星期五\n");break;
    case 6:
        printf("星期六\n");break;
    case 7:
        printf("星期七\n");break;
    }
    return 0;
}
